US 11,940,049 B1
Lip seals and related methods
Miquel Balta, Irvine, CA (US); Marc Soriano, Irvine, CA (US); and Serdar Eren, Apeldoorn (NL)
Assigned to Bal Seal Engineering, LLC, Foothill Ranch, CA (US)
Filed by Bal Seal Engineering, LLC, Foothill Ranch, CA (US)
Filed on May 25, 2023, as Appl. No. 18/202,215.
Application 18/202,215 is a continuation in part of application No. 18/088,040, filed on Dec. 23, 2022, granted, now 11,746,906.
Application 18/088,040 is a continuation in part of application No. 18/051,805, filed on Nov. 1, 2022.
Int. Cl. F16J 15/3204 (2016.01)
CPC F16J 15/3204 (2013.01) 30 Claims
OG exemplary drawing
 
1. A seal system comprising:
a cylinder having a body, an interior surface defining a bore, a retaining end having a retaining wall at one end of the bore, and an insertion end at an opposite end of the bore;
a seal assembly located in the bore of the cylinder, the seal assembly comprising a seal element, a locking ring comprising a flange section, and an energizer; wherein the seal element comprising a spring cavity formed by an inside flange, an outside flange, and a center channel section, and wherein the inside flange defining an inside diameter;
a washer in contact with the seal element and the retaining wall, the washer comprising an outside perimeter and an inside perimeter defining an opening;
a shaft having a length and an outside diameter;
wherein the shaft projects through the opening of the washer and the inside diameter of the seal element;
wherein the opening of the washer and the inside diameter of the seal element are smaller than the outside diameter of the shaft to form respective interference fit with the shaft; and
wherein a sealing lip projection extends from the inside flange to space the inside flange from the shaft.